All you have to do is figure out the bases of the figure and use the 12 and 13 in your problems and you should be able to get the right answer.
If you are trying to find 3/4 of 28, multiply 3/4 (or 0.75( by 28), which equals 21.
3/4 • 28 = 21
Answer:
4
Step-by-step explanation:
You would first do 2/3 times 6/1 which is 12/3. Then you would simplify and divide 12 by 3 to get 4.
Answer:
Area of the shaded region= 
Step-by-step explanation:
Area of the shaded region=Area of the rectangle-Area of the circle
Area of rectangle= 

Area is:

Area of the circle = 

As, 
Area of the Circle is :

Area of the Shaded region:
Area of the shaded region